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Finding the Fourth Proportional to 200,296.74, 276,439.86 and 114,255.30

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Solution

The fourth proportional to 200,296.74, 276,439.86 and 114,255.30 is: 157,689.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,296.74 : 276,439.86 = 114,255.30 : x
  2. Step 2: Convert to fraction form
    200,296.74/276,439.86 = 114,255.30/x
  3. Step 3: Cross multiply
    200,296.74x = 276,439.86 × 114,255.30
  4. Step 4: Simplify right side
    200,296.74x = 31,584,719,136.26
  5. Step 5: Solve for x
    x = 31,584,719,136.26/200,296.74
  6. Step 6: Final answer
    x = 157,689.63

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